Polyether-ester amide and process for preparation thereof

Details Polyether-ester amide and process for preparation thereof Polyether-ester amide and process for preparation thereof

1981-11-16

1983-03-15

Phynes, Lucille M.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From carboxylic acid or derivative thereof

525419, 525420, 528301, 528302, C08G 6908, C08G 6944

Patent

active

043768563

ABSTRACT:
An improved polyether-ester amide is prepared by mixing (A) an aminocarboxylic acid, (B) a poly(alkylene oxide)glycol having a number-average molecular weight of 300 to 6,000 and (C) a dicarboxylic acid at such a mixing ratio that the amount of the component (B) is 5 to 90% by weight based on the total amount and the amino, carboxyl and hydroxyl groups in the mixture satisfy the following requirement:

REFERENCES:
patent: 4207410 (1980-06-01), Burzin et al.
patent: 4218549 (1980-08-01), Jadamus et al.
patent: 4230838 (1980-10-01), Foy et al.

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